下载问题
自己画了个板子,我把芯片设置成了串口模式,显示失败,我下载程序也显示失败,这是什么问题?我先进行的串口仿真,显示失败 我又去下载HEX文件也是失败,固件版本是7.4.14U,我引出了串口下载 使用1次USB下载就能恢复
data:image/png;base64,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
soma 发表于 2025-7-31 17:56
使用1次USB下载就能恢复
7.4.14不应该有这个问题
用 硬件USB直接下载一次,才可以恢复到正常状态
神农鼎 发表于 2025-7-31 18:27
用 硬件USB直接下载一次,才可以恢复到正常状态
主要我就引出了两个串口没有预留USB的 一个做了485一个做了下载 mbdwqwhc 发表于 2025-8-1 09:27
主要我就引出了两个串口没有预留USB的 一个做了485一个做了下载
原理图的PDF 发上来看下 购买官方烧录器有配套各种转接线,其中一条就可以将烧录接口转USB。
页:
[1]